Search Results - "Delcher, Eric"
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Spatio-temporal evolution of temperature and fluid flow through a new “thermo-lithological” boundary; the case of a pit crater of Karthala volcano (Comoros archipelago) refilled on January 13th 2007 by a lava flow
Published in Journal of volcanology and geothermal research (15-11-2018)“…On January 13th 2007 an effusive eruption on the top of Karthala volcano, in the Comoros islands, emitted a lava flow which has been perfectly constrained…”
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Deep electrical resistivity tomography along the tectonically active Middle Aterno Valley (2009 L'Aquila earthquake area, central Italy)
Published in Geophysical journal international (01-11-2016)“…Three 2-D Deep Electrical Resistivity Tomography (ERT) transects, up to 6.36 km long, were obtained across the Paganica-San Demetrio Basin, bounded by the 2009…”
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3D electrical conductivity imaging of Halema‘uma‘u lava lake (Kīlauea volcano)
Published in Journal of volcanology and geothermal research (01-09-2019)“…Before the 2018 collapse of the summit of Kīlauea volcano, a ca. 200 m in diameter lava lake inside of Halema‘uma‘u crater was embedded in a very active…”
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Seismic signature of a river flooding in La Réunion Island during the tropical cyclone Dumazile (March 2018)
Published in Journal of applied geophysics (01-08-2023)“…Monitoring of sediment transport during extreme flood events is difficult and often impossible. Fluvial seismology can provide constraints on the mechanisms of…”
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Fluid circulation pattern inside La Soufrière volcano (Guadeloupe) inferred from combined electrical resistivity tomography, self-potential, soil temperature and diffuse degassing measurements
Published in Journal of volcanology and geothermal research (01-11-2014)“…After a drastic decline in 1983, hydrothermal activity at La Soufrière lava dome (Guadeloupe, Lesser Antilles) has been progressively increasing in the summit…”
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Influence of rainfalls on heat and steam fluxes of fumarolic zones: Six months records along the Ty fault (Soufrière of Guadeloupe, Lesser Antilles)
Published in Journal of volcanology and geothermal research (01-09-2015)“…Fumarolic zones are permeable areas where both steam and heat are expelled to the atmosphere. Surface fluxes and flows, which are representative of the…”
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Heat flux-based strategies for the thermal monitoring of sub-fumarolic areas: Examples from Vulcano and La Soufrière de Guadeloupe
Published in Journal of volcanology and geothermal research (01-09-2017)“…Although it is relatively easy to set-up, the monitoring of soil temperature in sub-fumarolic areas is quite rarely used to monitor the evolution of…”
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The Thermal Plumbing System of Stromboli Volcano, Aeolian Islands (Italy) Inferred From Electrical Conductivity and Induced Polarization Tomography
Published in Journal of geophysical research. Solid earth (01-06-2023)“…We performed the first 3D island‐scale tomography of the electrical conductivity of Stromboli volcano (Aeolian Islands, Italy) using 2D acquisition lines…”
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Hydrogeology of Stromboli volcano, Aeolian Islands (Italy) from the interpretation of resistivity tomograms, self‐potential, soil temperature and soil CO2 concentration measurements
Published in Geophysical journal international (01-09-2011)“…SUMMARY To gain a better insight of the hydrogeology and the location of the main tectonic faults of Stromboli volcano in Italy, we collected electrical…”
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Multidisciplinary Study of the Impacts of the 1600 CE Huaynaputina Eruption and a Project for Geosites and Geo-touristic Attractions
Published in Geoheritage (01-09-2021)“…The Huaynaputina volcano, southern Peru, was the site of the largest historical eruption (VEI 6) in the Andes in 1600 CE, which occurred during the historic…”
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Raman spectroscopy as suitable tool for the field study of recent volcanic environments
Published in Journal of Raman spectroscopy (01-06-2016)“…In 2013, a portable Raman setup was implemented for on‐site and rear‐base characterization of volcanic products. Silica and rutile rock coatings, sulfate…”
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Volcano‐Magnetic Signal Reveals Rapid Evolution of the Inner Structure of Piton de la Fournaise
Published in Journal of geophysical research. Solid earth (01-01-2023)“…Near‐real time analysis of magnetization can provide important information for the imaging of volcano systems and their spatiotemporal evolution. This study…”
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RAMAN STUDY OF SECONDARY MINERALS IN A RECENT LAVA TUBE
Published in Journal of Raman spectroscopy (2014)“…In this paper, we present first the technical adaptations made for a field use of the laboratory in situ spectrometer, its capabilities and limits as…”
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Adventive hydrothermal circulation on Stromboli volcano (Aeolian Islands, Italy) revealed by geophysical and geochemical approaches: Implications for general fluid flow models on volcanoes
Published in Journal of volcanology and geothermal research (15-09-2010)“…On March 15th 2007 a paroxysmal explosion occurred at the Stromboli volcano. This event generated a large amount of products, mostly lithic blocks, some of…”
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Electric potential anomaly induced by humid air convection within Piton de La Fournaise volcano, La Réunion Island
Published in Geothermics (01-01-2017)“…Self potential (SP) anomalies over Piton de La Fournaise volcano (La Réunion Island) are generally interpreted as resulting from meteoritic water porous flow…”
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